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[Bug tree-optimization/33291] [4.3 Regression] a+=2; a+=2 not simplified to a+=4; with -O3 (ok with gcc-4.2.1)
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 3 Sep 2007 15:21:52 -0000
- Subject: [Bug tree-optimization/33291] [4.3 Regression] a+=2; a+=2 not simplified to a+=4; with -O3 (ok with gcc-4.2.1)
- References: <bug-33291-8535@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Known to fail| |4.3.0
Known to work| |4.2.1
Summary|a+=2; a+=2 not simplified |[4.3 Regression] a+=2; a+=2
|to a+=4; with -O3 (ok |not simplified to a+=4;
|with gcc-4.2.1) |with -O3 (ok with gcc-
| |4.2.1)
Target Milestone|--- |4.3.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33291